//
//  UIBarButtonItem+Extension.swift
//  SDAutoWeibo
//
//  Created by 刘健 on 16/3/24.
//  Copyright © 2016年 Clemmie. All rights reserved.
//

import UIKit

extension UIBarButtonItem {
    
    convenience init(imageName:String,target:AnyObject,action:Selector) {
        
         let button = UIButton()
        button.setImage(UIImage(named: imageName), forState: UIControlState.Normal)
        button.setImage(UIImage(named: "\(imageName)_highlighted"), forState: UIControlState.Highlighted)
        button.sizeToFit()
    
        // 按钮添加点击事件
        button.addTarget(target, action: action, forControlEvents: UIControlEvents.TouchUpInside)
        
        self.init(customView:button)
        
        
    }
}